function ChangeTestObservation (testType) {
	switch(arrayTest[testType].observation){

		case 0:
			arrayTest[testType].observation = 1;
			break;

		case 1:
			arrayTest[testType].observation = 2;
			break;

		default://case 2:
			arrayTest[testType].observation = 0;
			break;		
	}// end switch
}// end ChangeObservation


function ChangeCommonTestObservation (testType) {
	switch(arrayCommonTest[testType].observation){

		case 0:
			arrayCommonTest[testType].observation = 1;
			break;

		default://case 1:
			arrayCommonTest[testType].observation = 0;
			break;		
	}// end switch
}// end ChangeObservation